/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.hive.common;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import java.util.HashMap;
import java.util.Map;
import org.junit.Test;
import com.google.common.collect.Lists;
public class TestStatsSetupConst {
@Test
public void testSetBasicStatsState_missesUpgrade() {
Map<String, String> params=new HashMap<>();
params.put(StatsSetupConst.COLUMN_STATS_ACCURATE, "FALSE");
StatsSetupConst.setBasicStatsState(params, String.valueOf(true));
assertEquals("{\"BASIC_STATS\":\"true\"}",params.get(StatsSetupConst.COLUMN_STATS_ACCURATE));
}
@Test
public void setColumnStatsState_camelcase() {
Map<String, String> params=new HashMap<>();
StatsSetupConst.setColumnStatsState(params, Lists.newArrayList("Foo"));
String val1 = params.get(StatsSetupConst.COLUMN_STATS_ACCURATE);
StatsSetupConst.setColumnStatsState(params, Lists.newArrayList("Foo"));
String val2 = params.get(StatsSetupConst.COLUMN_STATS_ACCURATE);
assertEquals(val1, val2);
}
@Test
public void testSetBasicStatsState_none() {
Map<String, String> params=new HashMap<>();
StatsSetupConst.setBasicStatsState(params, String.valueOf(true));
assertEquals("{\"BASIC_STATS\":\"true\"}",params.get(StatsSetupConst.COLUMN_STATS_ACCURATE));
}
@Test
public void testSetBasicStatsState_falseIsAbsent() {
Map<String, String> params=new HashMap<>();
StatsSetupConst.setBasicStatsState(params, String.valueOf(true));
StatsSetupConst.setBasicStatsState(params, String.valueOf(false));
assertNull(params.get(StatsSetupConst.COLUMN_STATS_ACCURATE));
}
// earlier implementation have quoted boolean values...so the new implementation should preserve this
@Test
public void testStatColumnEntriesCompat() {
Map<String, String> params0=new HashMap<>();
StatsSetupConst.setBasicStatsState(params0, String.valueOf(true));
StatsSetupConst.setColumnStatsState(params0, Lists.newArrayList("Foo"));
assertEquals("{\"BASIC_STATS\":\"true\",\"COLUMN_STATS\":{\"Foo\":\"true\"}}",params0.get(StatsSetupConst.COLUMN_STATS_ACCURATE));
}
@Test
public void testColumnEntries_orderIndependence() {
Map<String, String> params0=new HashMap<>();
StatsSetupConst.setBasicStatsState(params0, String.valueOf(true));
StatsSetupConst.setColumnStatsState(params0, Lists.newArrayList("Foo","Bar"));
Map<String, String> params1=new HashMap<>();
StatsSetupConst.setColumnStatsState(params1, Lists.newArrayList("Bar","Foo"));
StatsSetupConst.setBasicStatsState(params1, String.valueOf(true));
assertEquals(params0.get(StatsSetupConst.COLUMN_STATS_ACCURATE),params1.get(StatsSetupConst.COLUMN_STATS_ACCURATE));
}
@Test
public void testColumnEntries_orderIndependence2() {
Map<String, String> params0=new HashMap<>();
// in case jackson is able to deserialize...it may use a different implementation for the map - which may not preserve order
StatsSetupConst.setBasicStatsState(params0, String.valueOf(true));
StatsSetupConst.setColumnStatsState(params0, Lists.newArrayList("year"));
StatsSetupConst.setColumnStatsState(params0, Lists.newArrayList("year","month"));
Map<String, String> params1=new HashMap<>();
StatsSetupConst.setColumnStatsState(params1, Lists.newArrayList("month","year"));
StatsSetupConst.setBasicStatsState(params1, String.valueOf(true));
System.out.println(params0.get(StatsSetupConst.COLUMN_STATS_ACCURATE));
assertEquals(params0.get(StatsSetupConst.COLUMN_STATS_ACCURATE),params1.get(StatsSetupConst.COLUMN_STATS_ACCURATE));
}
// FIXME: current objective is to keep the previous outputs...but this is possibly bad..
@Test
public void testColumnEntries_areKept_whenBasicIsAbsent() {
Map<String, String> params=new HashMap<>();
StatsSetupConst.setBasicStatsState(params, String.valueOf(false));
StatsSetupConst.setColumnStatsState(params, Lists.newArrayList("Foo"));
assertEquals("{\"COLUMN_STATS\":{\"Foo\":\"true\"}}",params.get(StatsSetupConst.COLUMN_STATS_ACCURATE));
}
}